附件是DataGrid支持滚动条的文件。 具体使用如下:

1)DataGrid使用控件模板

<Setter Property="Template" Value="{DynamicResource grdStudyListDataGridControlTemplate}">

<ControlTemplate x:Key="grdStudyListDataGridControlTemplate" TargetType="{x:Type DataGrid}">
                <Border BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" Padding="{TemplateBinding Padding}" SnapsToDevicePixels="True" CornerRadius="9">
                    <ScrollViewer x:Name="DG_ScrollViewer" AutomationProperties.AutomationId="PADG_ScrollViewer" Focusable="false">
                        <ScrollViewer.Template>
                            <ControlTemplate TargetType="{x:Type ScrollViewer}">
                                <Grid>
                                    <Grid.ColumnDefinitions>
                                        <ColumnDefinition Width="Auto"/>
                                        <ColumnDefinition Width="*"/>
                                        <ColumnDefinition Width="Auto"/>
                                    </Grid.ColumnDefinitions>
                                    <Grid.RowDefinitions>
                                        <RowDefinition Height="Auto"/>
                                        <RowDefinition Height="*"/>
                                        <RowDefinition Height="Auto"/>
                                    </Grid.RowDefinitions>
                                    <!--<Button Command="{x:Static DataGrid.SelectAllCommand}" Focusable="false" 
                                                    Style="{DynamicResource {ComponentResourceKey ResourceId=DataGridSelectAllButtonStyle, TypeInTargetAssembly={x:Type DataGrid}}}"
                                                    Width="{Binding CellsPanelHorizontalOffset, RelativeSource={RelativeSource AncestorType={x:Type DataGrid}}}" Visibility="Collapsed" Margin="0"/>-->
                                    <ScrollViewer x:Name="scvColHeaders" AutomationProperties.AutomationId="scvPAColHeaders" Grid.Column="1"  Margin="0,0,0,0" HorizontalContentAlignment="Stretch" VerticalContentAlignment="Stretch" 
                                                          HorizontalScrollBarVisibility="Hidden" VerticalScrollBarVisibility="Disabled" Template="{DynamicResource ScrollViewerControlTemplate1}" 
                                                          >
                                        <ScrollViewer.Resources>
                                            <ControlTemplate x:Key="ScrollViewerControlTemplate1" TargetType="{x:Type ScrollViewer}">
                                                <Grid x:Name="Grid" AutomationProperties.AutomationId="PAGrid" Background="{TemplateBinding Background}">
                                                    <Grid.ColumnDefinitions>
                                                        <ColumnDefinition Width="*"/>
                                                        <ColumnDefinition Width="Auto"/>
                                                    </Grid.ColumnDefinitions>
                                                    <Grid.RowDefinitions>
                                                        <RowDefinition Height="*"/>
                                                        <RowDefinition Height="Auto"/>
                                                    </Grid.RowDefinitions>
                                                    <Rectangle x:Name="Corner" AutomationProperties.AutomationId="PACorner" Grid.Column="1" Fill="{DynamicResource {x:Static SystemColors.ControlBrushKey}}" Grid.Row="1"/>
                                                    <ScrollContentPresenter x:Name="PART_ScrollContentPresenter" AutomationProperties.AutomationId="PAPART_ScrollContentPresenter" CanContentScroll="{TemplateBinding CanContentScroll}" CanHorizontallyScroll="False"
                                                                                    CanVerticallyScroll="False" ContentTemplate="{TemplateBinding ContentTemplate}" Content="{TemplateBinding Content}"
                                                                                    Grid.Column="0" Margin="{TemplateBinding Padding}" Grid.Row="0"/>
                                                    <ScrollBar x:Name="PART_VerticalScrollBar" AutomationProperties.AutomationId="VerticalScrollBar" Cursor="Arrow" Grid.Column="1" 
                                                                       Maximum="{TemplateBinding ScrollableHeight}" Minimum="0" Grid.Row="0" Visibility="{TemplateBinding ComputedVerticalScrollBarVisibility}" 
                                                                       Value="{Binding VerticalOffset, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}" ViewportSize="{TemplateBinding ViewportHeight}"
                                                               ContextMenu="{x:Null}"/>
                                                    <ScrollBar x:Name="PART_HorizontalScrollBar" AutomationProperties.AutomationId="HorizontalScrollBar" Cursor="Arrow" Grid.Column="0" 
                                                               SmallChange="20"        
                                                               Maximum="{TemplateBinding ScrollableWidth}" Minimum="0" Orientation="Horizontal" Grid.Row="1" 
                                                                       Visibility="{TemplateBinding ComputedHorizontalScrollBarVisibility}" 
                                                                       Value="{Binding HorizontalOffset, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}" ViewportSize="{TemplateBinding ViewportWidth}"
                                                               ContextMenu="{x:Null}"/>
                                                </Grid>
                                            </ControlTemplate>
                                        </ScrollViewer.Resources>
                                        <DataGridColumnHeadersPresenter x:Name="PART_ColumnHeadersPresenter" AutomationProperties.AutomationId="PAPART_ColumnHeadersPresenter"  VirtualizingStackPanel.IsVirtualizing="False" VirtualizingStackPanel.VirtualizationMode="Standard" 
                                                                                Visibility="{Binding HeadersVisibility, ConverterParameter={x:Static DataGridHeadersVisibility.Column}, Converter={x:Static DataGrid.HeadersVisibilityConverter}, RelativeSource={RelativeSource AncestorType={x:Type DataGrid}}}"
                                                                                Height="Auto" Width="Auto" VerticalContentAlignment="Stretch" HorizontalContentAlignment="Stretch" 
                                                                                ItemsPanel="{DynamicResource ItemsPanelTemplate1}" Style="{DynamicResource DataGridColumnHeadersPresenterStyle1}"
                                                                                >
                                            <DataGridColumnHeadersPresenter.Resources>
                                                <ItemsPanelTemplate x:Key="ItemsPanelTemplate1">
                                                    <DataGridCellsPanel IsItemsHost="True" ScrollViewer.VerticalScrollBarVisibility="Disabled" />
                                                </ItemsPanelTemplate>
                                                <Style x:Key="DataGridColumnHeadersPresenterStyle1" TargetType="{x:Type DataGridColumnHeadersPresenter}">
                                                    <Setter Property="Template">
                                                        <Setter.Value>
                                                            <ControlTemplate TargetType="{x:Type DataGridColumnHeadersPresenter}">
                                                                <Grid>
                                                                    <DataGridColumnHeader x:Name="PART_FillerColumnHeader" AutomationProperties.AutomationId="PAPART_FillerColumnHeader" IsHitTestVisible="False" Visibility="Collapsed"/>
                                                                    <ItemsPresenter/>
                                                                </Grid>
                                                            </ControlTemplate>
                                                        </Setter.Value>
                                                    </Setter>
                                                </Style>
                                            </DataGridColumnHeadersPresenter.Resources>
                                        </DataGridColumnHeadersPresenter>
                                    </ScrollViewer>
                                    <ScrollContentPresenter x:Name="PART_ScrollContentPresenter" AutomationProperties.AutomationId="PAPART_ScrollContentPresenter" CanContentScroll="{TemplateBinding CanContentScroll}" Grid.ColumnSpan="2" Grid.Row="1" />

<ScrollBar x:Name="PART_VerticalScrollBar" AutomationProperties.AutomationId="PAPART_VerticalScrollBar" Grid.Column="2" Maximum="{TemplateBinding ScrollableHeight}" Orientation="Vertical" Grid.Row="1" 
                                                       Visibility="{TemplateBinding ComputedVerticalScrollBarVisibility}"
                                                       Value="{Binding VerticalOffset, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}" ViewportSize="{TemplateBinding ViewportHeight}"
                                               ContextMenu="{x:Null}"/>
                                    <Grid Grid.Column="1" Grid.Row="2">
                                        <Grid.ColumnDefinitions>
                                            <!--<ColumnDefinition Width="{Binding NonFrozenColumnsViewportHorizontalOffset, RelativeSource={RelativeSource AncestorType={x:Type DataGrid}}}"/>-->
                                            <ColumnDefinition Width="*"/>
                                        </Grid.ColumnDefinitions>
                                        <ScrollBar Grid.Column="0"
                                                   SmallChange="20"
                                                     AutomationProperties.AutomationId="PA" Name="PART_HorizontalScrollBar"
                                                     Orientation="Horizontal"
                                                     Maximum="{TemplateBinding ScrollableWidth}"
                                                     ViewportSize="{TemplateBinding ViewportWidth}"
                                                     Value="{Binding Path=HorizontalOffset, RelativeSource={RelativeSource TemplatedParent}, Mode=OneWay}"
                                                     Visibility="{TemplateBinding ComputedHorizontalScrollBarVisibility}"
                                                   ContextMenu="{x:Null}"/>
                                        <ScrollBar x:Name="scbCustom" AutomationProperties.AutomationId="scbPACustom"  Grid.Column="0"   Orientation="Horizontal" Tag="{Binding ElementName=scvColHeaders}" Visibility="Visible"
                                                   SmallChange="20"        
                                                   ContextMenu="{x:Null}">
                                            <ScrollBar.Maximum>
                                                <PriorityBinding>
                                                    <Binding RelativeSource="{RelativeSource AncestorType={x:Type ScrollViewer}}"  Path="ScrollableWidth" Converter="{StaticResource ScrollableWidthConverter}"/>
                                                    <Binding ElementName="scvColHeaders" Path="ScrollableWidth"  Mode="OneWay" />
                                                </PriorityBinding>
                                            </ScrollBar.Maximum>

<ScrollBar.Value>
                                                <PriorityBinding>
                                                    <Binding RelativeSource="{RelativeSource TemplatedParent}"  Path="HorizontalOffset" Mode="OneWay" Converter="{StaticResource ScrollableWidthConverter}"/>
                                                    <Binding ElementName="scvColHeaders" Path="HorizontalOffset"  Mode="OneWay" />
                                                </PriorityBinding>
                                            </ScrollBar.Value>

<ScrollBar.ViewportSize>
                                                <PriorityBinding>
                                                    <Binding RelativeSource="{RelativeSource TemplatedParent}"  Path="ViewportWidth" Converter="{StaticResource ScrollableWidthConverter}" />
                                                    <Binding ElementName="scvColHeaders" Path="ViewportWidth"  Mode="OneWay" />
                                                </PriorityBinding>
                                            </ScrollBar.ViewportSize>
                                        </ScrollBar>
                                    </Grid>
                                </Grid>
                            </ControlTemplate>
                        </ScrollViewer.Template>
                        <ItemsPresenter SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
                    </ScrollViewer>
                </Border>
            </ControlTemplate>

2)实例化ValueConverter, 类似:
<McsfPAFEContainee_Converters:ScrollableWidthConverter x:Key="ScrollableWidthConverter" />

3)使用此类, 类似:
private DataGridScrollbarHelper _dtgScrollbarHelper;

dtgScrollbarHelper = new DataGridScrollbarHelper(this.grdStudyList);

DataGrid当列宽超出当前宽度时,没有数据也恒有滚动条的更多相关文章

  1. Easyui datagrid 设置内容超过单元格宽度时自动换行显示

    datagrid 设置内容超过单元格宽度时自动换行显示 by:授客 QQ:1033553122 测试环境 jquery-easyui-1.5.3 问题描述 单元格内容超过单元格宽度不会自动化换行.如下 ...

  2. 当div元素内的内容超出其宽度时,自动隐藏超出的内容

    word-break:keep-all;/* 不换行 */ white-space:nowrap;/* 不换行 */ overflow:hidden;/* 内容超出宽度时隐藏超出部分的内容 */ te ...

  3. 【技巧】datagrid锁定列后重新加载时出现错位问题的解决

    [问题描述]:有时候datagrid设置了锁定列后,在重新加载datagrid数据时,出现锁定列与非锁定列数据错位的问题,如图: [问题分析]:查看css样式我们发现,锁定的列和非锁定的列属于两个不同 ...

  4. 【经验总结】datagrid锁定列后重新加载时出现错位问题的解决

    [问题描述]:有时候datagrid设置了锁定列后,在重新加载datagrid数据时,出现锁定列与非锁定列数据错位的问题,如图: [问题分析]:查看css样式我们发现,锁定的列和非锁定的列属于两个不同 ...

  5. css - 当文本内容长度超出屏幕宽度时,以省略号代替

    <style> .ellipsis{ text-overflow: ellipsis; overflow: hidden; white-space: nowrap; } </styl ...

  6. CSS实现超出DIV宽度文字自动隐藏并显示省略号

    当文字超出DIV宽度时,超出的文字部分省略,并用显示省略号代替,css代码如下: div.ellipsis { padding-left: 5px; text-align: left; text-ov ...

  7. C# 设置Excel数据自适应行高、列宽的2种情况

    Excel表格中,由于各种数据的复杂性,可能存在单元格中的数据字号大小.数据内容长度不一而出现,列宽过宽.过窄或者行高过大.过小的问题.常见的解决方法是调整行高.列宽.在Microsoft Excel ...

  8. Datagridview 在基于文本的单元格中启用换行,自动调整行高列宽

    将 DataGridViewCellStyle的 WrapMode 属性设置为 DataGridViewTriState 枚举值之一.下面的代码示例使用 System.Windows.Forms.Da ...

  9. 给datagrid一列中的数据加上单位

    { field:'computeRate', title:'完成百分比', width:100, align:'center', halign:'center', sortable:true, for ...

随机推荐

  1. 畅通project再续 HDU杭电1875 【Kruscal算法 || Prim】

    Problem Description 相信大家都听说一个"百岛湖"的地方吧.百岛湖的居民生活在不同的小岛中.当他们想去其它的小岛时都要通过划小船来实现.如今政府决定大力发展百岛湖 ...

  2. php正则表达式匹配img中任意属性的方法

    经常和图片打交道,不得不用到一些提取图片中scr.alt.title.等的属性,这里总结给大家一些常用的,感觉还不错,比较通用! PHP正则表达式匹配img中任意属性PHP 复制代码代码如下: < ...

  3. oracle数据库表格操作

    create table dept--创建表格( deptno number(2) primary key, dname varchar2(9) check(dname=Upper(dname)), ...

  4. 最新番茄花园win7系统快速稳定版

    这是最新番茄花园win7系统64位快速稳定版 V2016年2月,该系统由系统妈整理和上传,系统具有更安全.更稳定.更人性化等特点.集成最常用的装机软件,集成最全面的硬件驱动,精心挑选的系统维护工具,加 ...

  5. java array

    1 array变量 Type[] array_virable_name; 2 array对象 2.1 new Type[] array_virable_name = new Type[NUM]; 2. ...

  6. Jaccard Similarity and Shingling

    https://www.cs.utah.edu/~jeffp/teaching/cs5955/L4-Jaccard+Shingle.pdf https://www.cs.utah.edu/~jeffp ...

  7. Javascript模块化编程-require.js[3]

    很多情况下,JS都是放到一个或者多个文件里,只要加载这些文件就可以了. 但是对于一些小型项目而言,这种写法是没有任何问题的. 但是对于某些大型网站,JS的量是很大的,如果还采用这种方式,网站时常在加载 ...

  8. Java基础之I/O流

    一.数据流的基本概念 数据流是一串连续不断的数据的集合,就象水管里的水流,在水管的一端一点一点地供水,而在水管的另一端看到的是一股连续不断的水流.数据写入程序可以是一段.一段地向数据流管道中写入数据, ...

  9. 【zabbix】自动注册,实现自动发现agent并添加监控(agent不需要任何配置)

    更新: 后来在实际使用中发现,与其使用zabbix自动注册,不如直接调用zabbix的api主动发起添加服务器的请求,这样就不需要在zabbixserver上配置host信息了.实现全自动.具体调用方 ...

  10. [IR课程笔记]Web search

    一.  搜索引擎 组成部分: 1. 网络爬虫(web crawler) 2. 索引系统(indexing system) 3. 搜索系统 (searching system) consideratio ...